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Finding the Fourth Proportional to 367,433.56, 551,153.30 and 101,208.76

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Solution

The fourth proportional to 367,433.56, 551,153.30 and 101,208.76 is: 151,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,433.56 : 551,153.30 = 101,208.76 : x
  2. Step 2: Convert to fraction form
    367,433.56/551,153.30 = 101,208.76/x
  3. Step 3: Cross multiply
    367,433.56x = 551,153.30 × 101,208.76
  4. Step 4: Simplify right side
    367,433.56x = 55,781,542,062.91
  5. Step 5: Solve for x
    x = 55,781,542,062.91/367,433.56
  6. Step 6: Final answer
    x = 151,813.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.